| Units of heredity | 17 |
| Units of heat | 13 |
| Units of headway | 16 |
| Units of GIs | 12 |
| Units of geologic time | 22 |
| Units of frequency | 18 |
| Units of force | 14 |
| Units of fluidity | 17 |
| Units of fitness | 16 |
| Units of fineness for yarns | 27 |
| Units of fineness | 17 |
| Units of farmland | 17 |
| Units of energy equal to 100 ergs per gram | 42 |
| Units of energy absorbed | 24 |
| Units of energy | 15 |
| Units of electromotive force | 28 |
| Units of electrical resistance | 30 |
| Units of electrical force | 25 |
| Units of electrical current | 27 |
| Units of electrical conductance | 31 |
| Units of electrical capacitance | 31 |
| Units of electric resistance | 28 |
| Units of electric current | 25 |
| Units of elec. resistance | 25 |
| Units of elec. current | 22 |
| Units of elec. conductance | 26 |
| Units of elec. | 14 |
| Units of distance for ships | 27 |
| Units of distance | 17 |
| Units of current | 16 |
| Units of currency in Denmark | 28 |
| Units of cream: Abbr. | 21 |
| Units of corn | 13 |
| Units of conductance | 20 |
| Units of concern to nuclear scientists | 38 |
| Units of computer memory | 24 |
| Units of chains x furlongs | 26 |
| Units of capacitance | 20 |
| Units of brilliance? | 20 |
| Units of beer | 13 |
| Units of area | 13 |
| Units of appreciation? | 22 |
| Units of angular measurement | 28 |
| Units of acceleration | 21 |
| Units of a school org. | 22 |
| Units of a humane group: Abbr. | 30 |
| Units of a dangerous dosage | 27 |
| Units of a chain with links? | 28 |
| Units of 43,560 square feet | 27 |
| Units of 24 sheaves | 19 |
| Units of 100 ergs/gram | 22 |
| Units of 1/1000 inch | 20 |
| Units of 0's and 1's | 28 |
| Units of "Time" | 25 |
| Units now called siemens | 24 |
| Units named for the first Nobel Prize winner in Physics | 55 |
| Units named after a Scottish engineer | 37 |
| Units measured by a multimeter | 30 |
| Units marked on a wooden stick: Abbr. | 37 |
| Units listed on light bulb packages | 35 |
| Units in the yr. | 16 |
| Units in the cgs system | 23 |
| Units in scoring | 16 |
| Units in real estate ads | 24 |
| Units in physics class | 22 |
| Units in Physics 101 | 20 |
| Units in physics | 16 |
| Units in nutrition | 18 |
| Units in nuclear physics | 24 |
| Units in an ER | 14 |
| Units in a sum | 14 |
| Units in a six-pack? | 20 |
| Units in a list | 15 |
| Units in a high rise (Abbr.) | 28 |
| Units in a coll. curriculum | 27 |
| Units in a 2011 debt crisis | 27 |
| Units for timing a track event? | 31 |
| Units for the copier | 20 |
| Units for Seurat | 16 |
| Units for Seles | 15 |
| Units for Sampras | 17 |
| Units for measuring wire | 24 |
| Units for measuring gold | 24 |
| Units for measuring computer system speed | 41 |
| Units for Lendl | 15 |
| Units for lease, for short | 26 |
| Units for F in the physics formula F = MA | 41 |
| Units for exercise machines | 27 |
| Units for electricians | 22 |
| Units for brilliants | 20 |
| Units for Boris Becker | 22 |
| Units for Borg | 14 |
| Units for a King | 16 |
| Units for a footballer (abbr.) | 30 |
| Units first theorized by the Greeks | 35 |
| Units first posited more than 2500 years ago | 44 |
| Units equal to 10,000 gauss | 27 |
| Units equal to 0.3527 ounces | 28 |
| Units equal to 0.1 microjoule | 29 |
| Units | 5 |